Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kd4 win in 1 half-moves
2 Kd5 win in 1 half-moves
3 Kd6 win in 1 half-moves
4 Kb4 win in 3 half-moves
5 Kc4 win in 3 half-moves
6 Kc6 win in 3 half-moves
7 Kb5 win in 5 half-moves
8 Kb6 loss in 12 half-moves